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The HIFI data processing pipeline was developed to systematically process diagnostic, calibration and astronomical observations taken with the HIFI science instrumentas part of the Herschel mission. The HIFI pipeline processed data from all…

Instrumentation and Methods for Astrophysics · Physics 2019-05-13 K. Edwards , R. F. Shipman , D. Kester , A. Lorenzani , M. Melchior

We establish data-driven versions of the System Level Synthesis (SLS) parameterization of achievable closed-loop system responses for a linear-time-invariant system over a finite-horizon. Inspired by recent work in data-driven control that…

Optimization and Control · Mathematics 2021-03-09 Anton Xue , Nikolai Matni

Segmenting audio into homogeneous sections such as music and speech helps us understand the content of audio. It is useful as a pre-processing step to index, store, and modify audio recordings, radio broadcasts and TV programmes. Deep…

Pulsar data analysis pipelines have historically been comprised of bespoke software systems, supporting the off-line analysis of data. However modern data acquisition systems are making off-line analyses impractical. They often output…

Instrumentation and Methods for Astrophysics · Physics 2018-10-16 R. J. Lyon , B. W. Stappers , L. Levin , M. B. Mickaliger , A. Scaife

The recent explosion of recorded digital data and its processed derivatives threatens to overwhelm researchers when analysing their experimental data or when looking up data items in archives and file systems. While current hardware…

With three complexes spread evenly across the Earth, NASA's Deep Space Network (DSN) is the primary means of communications as well as a significant scientific instrument for dozens of active missions around the world. A rapidly rising…

Machine Learning · Computer Science 2021-11-24 Edwin Goh , Hamsa Shwetha Venkataram , Mark Hoffmann , Mark Johnston , Brian Wilson

At present, tracking data for planetary missions largely consists of radio observables: range-rate range and angular position. Future planetary missions may use Interplanetary Laser Ranging (ILR) as a tracking observable. Two-way ILR will…

Earth and Planetary Astrophysics · Physics 2018-07-25 Dominic Dirkx , Ivan Prochazka , Sven Bauer , Pieter Visser , Ron Noomen , Leonid I. Gurvits , Bert Vermeersen

Data assimilation techniques are often confronted with challenges handling complex high dimensional physical systems, because high precision simulation in complex high dimensional physical systems is computationally expensive and the exact…

Mathematical Software · Computer Science 2024-09-04 Sibo Cheng , Jinyang Min , Che Liu , Rossella Arcucci

Using data alone, without knowledge of underlying physical models, nonlinear discrete time regional forecasting dynamical rules are constructed employing well tested methods from applied mathematics and nonlinear dynamics. Observations of…

The observed sub-structures, like annular gaps, in dust emissions from protoplanetary disk, are often interpreted as signatures of embedded planets. Fitting a model of planetary gaps to these observed features using customized simulations…

Earth and Planetary Astrophysics · Physics 2021-10-13 Sayantan Auddy , Ramit Dey , Min-Kai Lin , Cassandra Hall

AsaPy is a custom-made Python library designed to simplify and optimize the analysis of aerospace simulation data. Instead of introducing new methodologies, it excels in combining various established techniques, creating a unified,…

ArchNEMESIS is an open-source Python package developed for the analysis of remote sensing spectroscopic observations of planetary atmospheres. It is based on the widely used NEMESIS radiative transfer and retrieval tool, which has been…

Instrumentation and Methods for Astrophysics · Physics 2025-07-29 Juan Alday , Joseph Penn , Patrick G. J. Irwin , Jonathon P. Mason , Jingxuan Yang

With the unprecedented photometric precision of the Kepler Spacecraft, significant systematic and stochastic errors on transit signal levels are observable in the Kepler photometric data. These errors, which include discontinuities,…

The development of digital twins (DTs) for physical systems increasingly leverages artificial intelligence (AI), particularly for combining data from different sources or for creating computationally efficient, reduced-dimension models.…

Software Engineering · Computer Science 2024-07-09 Eduardo de Conto , Blaise Genest , Arvind Easwaran

Data from complex modern astronomical instruments often consist of a large number of different science and calibration files, and their reduction requires a variety of software tools. The execution chain of the tools represents a complex…

Instrumentation and Methods for Astrophysics · Physics 2013-11-22 W. Freudling , M. Romaniello , D. M. Bramich , P. Ballester , V. Forchi , C. E. Garcia-Dablo , S. Moehler , M. J. Neeser

Since radiology reports needed for clinical practice and research are written and stored in free-text narrations, extraction of relative information for further analysis is difficult. In these circumstances, natural language processing…

Computation and Language · Computer Science 2022-09-27 Seyed Ali Reza Moezzi , Abdolrahman Ghaedi , Mojdeh Rahmanian , Seyedeh Zahra Mousavi , Ashkan Sami

Most generative models of audio directly generate samples in one of two domains: time or frequency. While sufficient to express any signal, these representations are inefficient, as they do not utilize existing knowledge of how sound is…

Machine Learning · Computer Science 2020-01-15 Jesse Engel , Lamtharn Hantrakul , Chenjie Gu , Adam Roberts

The gps2gtfs package addresses a critical need for converting raw Global Positioning System (GPS) trajectory data from public transit vehicles into the widely used GTFS (General Transit Feed Specification) format. This transformation…

Computers and Society · Computer Science 2024-12-23 Shiveswarran Ratneswaran , Uthayasanker Thayasivam , Sivakumar Thillaiambalam

Data processing pipelines represent an important slice of the astronomical software library that include chains of processes that transform raw data into valuable information via data reduction and analysis. In this work we present Corral,…

Instrumentation and Methods for Astrophysics · Physics 2017-08-09 Juan B. Cabral , Bruno Sánchez , Martín Beroiz , Mariano Domínguez , Marcelo Lares , Sebastián Gurovich , Pablo Granitto

The SPectrogram Analysis and Cataloguing Environment (SPACE) tool is an interactive python tool designed to label radio emission features of interest in a time-frequency map (called 'dynamic spectrum'). The program uses Matplotlib's Polygon…

Instrumentation and Methods for Astrophysics · Physics 2022-07-27 C. K. Louis , C. M. Jackman , S. W. Mangham , K. D. Smith , E. P. O'Dwyer , A. Empey , B. Cecconi , P. Zarka , S. Maloney
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